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Diffstat (limited to 'zebra/rule_netlink.h')
-rw-r--r-- | zebra/rule_netlink.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/zebra/rule_netlink.h b/zebra/rule_netlink.h new file mode 100644 index 0000000..cf4d978 --- /dev/null +++ b/zebra/rule_netlink.h @@ -0,0 +1,52 @@ +/* + * Zebra Policy Based Routing (PBR) interaction with the kernel using + * netlink - public definitions and function declarations. + * Copyright (C) 2018 Cumulus Networks, Inc. + * + * This file is part of FRR. + * + * FRR is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * FRR is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with FRR; see the file COPYING. If not, write to the Free + * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + */ + +#ifndef _ZEBRA_RULE_NETLINK_H +#define _ZEBRA_RULE_NETLINK_H + +#ifdef HAVE_NETLINK + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Handle netlink notification informing a rule add or delete. + */ +extern int netlink_rule_change(struct nlmsghdr *h, ns_id_t ns_id, int startup); + +/* + * Get to know existing PBR rules in the kernel - typically called at startup. + */ +extern int netlink_rules_read(struct zebra_ns *zns); + +extern enum netlink_msg_status +netlink_put_rule_update_msg(struct nl_batch *bth, struct zebra_dplane_ctx *ctx); + +#ifdef __cplusplus +} +#endif + +#endif /* HAVE_NETLINK */ + +#endif /* _ZEBRA_RULE_NETLINK_H */ |